| 1 | ###
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| 2 | ### Math Functions
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| 3 | ###
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| 4 | import math
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| 5 | #import cmath
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| 6 | #import Numeric
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| 7 |
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| 8 | ##
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| 9 | ## Pad a value in microseconds so that it can be added as a string following the decimal
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| 10 | ## to an integer value to produce a float.
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| 11 | ##
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| 12 | def micropad(microseconds):
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| 13 | digits = '%s' % (microseconds)
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| 14 | digit_count = len(digits)
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| 15 | if digit_count < 6:
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| 16 | for i in range(6 - digit_count):
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| 17 | digits = '%s%s' % (0, digits)
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| 18 | return digits
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| 19 |
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| 20 | ##
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| 21 | ## pp_bytes(bytes) - Pretty print a number of bytes with conversion to higher units
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| 22 | ##
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| 23 | def pp_bytes(bytes, format='%7.2f %s'):
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| 24 |
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| 25 | if bytes < 1024:
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| 26 | suffix = ' B'
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| 27 | elif bytes >= 1024 and bytes < 1048576:
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| 28 | bytes = bytes / 1024.0
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| 29 | suffix = 'KB'
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| 30 | elif bytes >= 1048576 and bytes < 1073741824:
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| 31 | bytes = bytes / 1024.0 / 1024.0
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| 32 | suffix = 'MB'
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| 33 | elif bytes >= 1073741824 and bytes < 1099511627776:
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| 34 | bytes = bytes / 1024.0 / 1024.0 / 1024.0
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| 35 | suffix = 'GB'
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| 36 | elif bytes >= 1099511627776 and bytes < 1125899906842624:
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| 37 | bytes = bytes / 1024.0 / 1024.0 / 1024.0 / 1024.0
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| 38 | suffix = 'TB'
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| 39 | elif bytes >= 1125899906842624 and bytes < 1152921504606846976:
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| 40 | bytes = bytes / 1024.0 / 1024.0 / 1024.0 / 1024.0 / 1024.0
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| 41 | suffix = 'PB'
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| 42 |
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| 43 | return format % (bytes, suffix)
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| 44 |
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| 45 |
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| 46 | ##
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| 47 | ## pp_kytes(kytes) - Pretty print a number of kytes with conversion to higher units
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| 48 | ##
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| 49 | def pp_kbytes(kbytes, format='%7.2f %s'):
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| 50 |
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| 51 | return pp_bytes(kbytes*1024.0, format=format)
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